(FAQ) Mibvunzo Inowanzo bvunzwa nezve Chemical Pombi

(FAQ) Mibvunzo Inowanzo bvunzwa nezve Chemical Pombi

 A: Tora mhepo isina chinhu: kana pombi ine gasi uye mvura, pombi haigoni kushanda, kuyerera uye kudzvinyirira kunowanzoita zero. Cavitation: iri kuitika mupombi panguva yekushanda, kubva pakati mukati mepombi, kuyerera uye kudzvinyirira kuchinja uye kudonha, zvichiita kuti hydraulic shock. Kazhinji tora mhepo isina chinhu kunze kwepombi inokonzerwa nechiitiko mupombi, nekuda kwekuiswa kwehunyanzvi hwepombi kuvuza, inhalation yegesi inokonzerwa nekubuda kwave isingawanzo, mazhinji acho ari nekuda kwekuchinja kwekushanda uye maitiro anokonzerwa. . Kuti udzivise kana kudzora kuitika kwe cavitation, mukushanda kwepombi inoyerera kusvika pakati, kuderedza kudzvinyirira uye kutonhora hakugoni kuratidzika kuva kuchinja kukuru. Mumutsetse wekusveta wepombi unofanirwa kudzivirira gasi kubva pakugara, iyo inlet kudzvanywa kwakaipa kudzvanywa kwepombi yekumira kunofanira kuvharwa. 

1) Dynamic match: saizi chaiyo yegomba yakakura kupfuura saizi chaiyo yepombi

2) static fit: saizi chaiyo yeshaft yakakura kupfuura saizi chaiyo yegomba rakagadzirwa nemutambo;

3) musiyano uri pachena: dynamic fit, axis yevaviri; saizi chaiyo yegomba yakakura kupfuura saizi chaiyo yegomba; Gomba rinogona kuita hama kufamba; static fit: axis uye gomba hariitike kufamba kwehama. 

A: Yakarongeka, yakachena, ine mafuta uye yakachengeteka 

A: Labyrinth chisimbiso: kune akati wandei akarongedzerwa kurongeka kwemazino ekuisa mhete, mazino uye rotor kuti iite nhevedzano yekupuruzira gap uye nekuwedzera kwenzvimbo, iyo mvura kuburikidza nekumonyoroka kwakawanda uye kutendeuka kwechiteshi, mushure mekudzokorodza kudzokorodza uye kugadzira. kupikisa kukuru, Saka kuti mvura yakaoma kudonha, kuvhara chinangwa. 

 A: 1) zvikamu zvinogona kushandiswa kuchinjana, uye kuzadzisa zvikamu zvepakutanga zvezviratidzo, zvinonzi zvikamu zvinochinjana.

2) yakaridza yakanyanya nyore kugadzirisa, kuderedza nguva yekugadzirisa, kugadzirisa mashandisirwo emidziyo uye basa rekuita.

A: pombi yemagetsi inoramba ichitumira simba kuti rive remvura, ita kukurumidza kwayo kinetic simba uye kumanikidza kuwedzera, avo vanonyanya kukurumidza kuwedzera, ipapo kumhanya kwayo kunoderedzwa, inogona kuita yakanyanya simba rekinetic mukumanikidza, kushandiswa kwakawedzera mvura kuti ive. inounzwa mushure mekumanikidzwa kwekutakura, senge: 1) iyo vane pombi, ine a pombi yepakati, pombi yekuyerera yakasanganiswa, pombi yeaxial, pombi yevortex, nezvimwewo; 2) jet pombi, kusanganisira gasi jet pombi, liquid jet pombi, Etc.

 A: Mhinduro: pombi yakanaka yekufambisa iri munzira yekuchinja nguva nenguva vhoriyamu yepombi, kuitira kuti ishande uye nguva nenguva shanduko yekutamisa kugona kutakurwa mvura, saka kumanikidzwa kunokwira zvakananga kune kumanikidzwa kunodiwa kuti uwane kukosha mushure mekusununguka, zvakadai se: 1) pombi inodzorera, pombi yepiston, pombi yeplunger, diaphragm pombi, extrusion, nezvimwewo; 2) rotor pombi, kusanganisira giya pombi, screw pombi, rotz pombi, rotary piston pombi, slide pombi, crankshaft pombi, flexible rotor pombi, peristaltic pombi,etc.

A: kunyanya zvinosanganisira: kuyerera, musoro, NPSH, kumhanya, rotor simba uye kunyatsoshanda uye zvichingodaro.

9.Sei iwe uchida dhisiki yenguva dzose yemidziyo yakasara? Tinofanira kungwarirei?

Mhinduro: 1) nguva dzose dhisiki yedhisiki yezvishandiso zvakasara, imwe ndeyekutarisa kana iyo midziyo inochinjika uye kana pane kadhi kuramba; Chechipiri ndechekudzivirira kubereka deformation uye zvichingodaro, nyatso tamba basa rekumira. 2) kutarisa kunofanira kubhadharwa kune: imwe ndeyokuti nzvimbo yekumira ye rotor mushure mokunge ndiro iri 180 degrees kubva panzvimbo yepakutanga; Chikamu chechipiri ndechekuzora mafuta ekuzora epombi anofanira kunge ari oiri, Mushure mekushandura mota, kudzivirira kukanganisa kubereka.

A: Iyo yakayerwa ikozvino ndiyo mota iri muyakayerwa voltage, yakayerwa simba mune yakajairika basa remazuva ano, kana inopfuura yakayerwa ikozvino, mota iri nyore kupisa, relay kudzivirira mudziyo chiito, kuitira kuti pombi yokupaka, senge relay kudzivirira mudziyo haisi chiito kana chiito Nyore kupisa mota, kukuvadza ari centrifugal pombi.

A) 1) Tarisa uone kana tikiti rebasa richienderana nenhamba chaiyo yemidziyo yemidziyo ichagadziriswa; 2) Bata iyo monitor kuti uwane kudzimwa kwemagetsi; 3) Ipa kukuvara kwemidziyo uye kugadzirisa izvo chaizvo zvikamu kune vashandi vekugadzirisa; 4) Kuchengetedza uye kutarisa kwehutano hwekugadzirisa; 5) mushure mekupedzwa kwekugadzirisa, taura nemagetsi, bvunzo; 6) mushure mekushanda kwakajairika, kutarisa basa rekutarisa, uye kuita rekodhi.

A) 1) pombi inlet valve ndiko kuchengetedza kwepombi kana pombi yakaparadzaniswa kana kucheka zvikamu zvehurongwa, haigoni kushandiswa kugadzirisa kuyerera kunofanira kuvhurika zvakakwana;

 2) chivharo chekubuda ndechekugadzirisa kuyerera uye kuvhura kana kuvhara pombi kana system yekuzviparadzanisa Yezvikamu.

 A: Zvinoenderana nemamiriro ekuita uye kudzvanywa kwekushanda, iyo yepakati corrosion mamiriro ekutenderera kumhanya kusarudzwa.

 Mhinduro: 1) isiri-metal cushion chisimbiso; 2) isiri-simbi uye simbi inoumba gasket zvisimbiso; 3) metal cushion chisimbiso.

 A: 1) kuvuza kunokonzerwa nekugadzira; A flange uye flanged chivharo hazvina kusarudzwa zvakanaka; B gasket sarudzo haina kukodzera; C flange uye bolt zvinhu hazvina kusarudzwa.

 2) kuvuza kunokonzerwa nekugadzira, kuiswa uye kushanda; Iyo flange uye gasket machining iko kurongeka hakuzadzise zvinodiwa zvehunyanzvi; B simbisa mabhaudhi, kushanda zvisina kunaka, kukonzeresa gasket kutsauka; C flange seal face haina kuchena kana ine tsvina.

Mhinduro: Mechanical chisimbiso, inonziwo chiso inosvika peya yemagumo chiso che vertical axis kutenderera, mukati mekuita kwemvura kudzvinyirirwa uye muripo meshini, ita iyo miviri migumo pamwe chete, uye hama inotsvedza nekudzivirira mvura inodonha mudziyo.

Mhinduro: kune marudzi maviri, dynamic seal uye static chisimbiso.

 A: 1) iyo yekuisa chisimbiso chemhete inofamba uye iyo static mhete yakasakara uye iyo yekurodha coefficient haina musoro mukugadzira. kuitira kuti chisimbiso chekupedzisira chepamusoro chinogona kuburitsa kutsemuka, deformation uye kutsemuka. 2) kukanganisa mumhete dzinoverengeka dzekubatsira chisimbiso kana kukanganisa nekuda kwekusangana kusina kunaka, uye kusarudzwa kwezvisimbiso zvekubatsira zvisina kukodzera kushanda svikiro. 3) chitubu chisati chasimba simba chisina kukwana kana mushure mekushanda kwenguva refu, kutsemuka, ngura, kuzorora, kubikira, pamwe neanoshanda svikiro crystallization yakamiswa zvimedu kana kuunganidza kwenguva yakareba kuungana mukubvumidzwa kwechirimo, kukonzeresa kutadza kwechirimo, muripo wechisimbiso mhete. haikwanise kuyangarara, kudonha; 4) nekuti kutsauka kwakamira kwechisimbiso kumagumo uye axis yechisimbiso chemhete yakakurisa, iyo yekuisa chisimbiso yechiso chekuisa chisimbiso haina kusimba zvekuti ikonzere kubuda; 5) nekuti iyo axial kutungamira kwe shaft yakakura, zvikamu zvine chekuita nechisimbiso hazvina kunyatso kuenderana kana hunhu hwakashata, hunowanzo donha.

Mhinduro: zvinoenderana nechimiro chepakati, kudzvanywa kwebasa, tembiricha, kutsvedza kumhanya uye zvimwe zvinhu zvekusarudza, dzimwe nguva fungawo kugona kwechinguva chidiki diki yakaoma friction paunotanga kana kutyora membrane.

Mhinduro: iyo inoyangarara mhete chisimbiso inoenderana neiyo throttling mhedzisiro inogadzirwa mumukana wakamanikana pakati peaxis uye mhete inoyangarara, uye mafuta ekuvharisa ari pamusoro pekumanikidza gasi anobayiwa mu clearance kuzadzisa chinangwa chekuvhara gasi.

 Mhinduro: 1) kushandiswa kwenguva refu kwemhete inoyangarara, yakajairika kupfeka uye kubvarura, kuwedzera gap; 2) shaft lining yegomba remhete rinoyangarara rakashata uye kurongeka kwakaderera. 3) gungano risina kukodzera rinokonzera kukanganisa, uye kusungirirwa kwechibatanidzwa chepakati kunorasika, kuitira kuti kuyerera kwemafuta kuyerera kubva kune mamwe mapeji, ndiko kuwedzera kwekudonha;

A: 1) mukaha uripo pakati peiyo radial clearance yakakura kwazvo, kana mukaha pakati peiyo ichangobva kutsiviwa mhepo chisimbiso mhete idiki kwazvo; 2) chisimbiso kana gasi chisimbiso mhete, pakati pemazino nekuda kwekupfeka uye kusasimba, kana nekuda kwekupfeka kwenguva refu mushure mekushandurwa kwekupisa, zvichikonzera kutadza kushandisa; 3) mushure mekushandisa kwenguva yakareba, chitubu chakaderera, deformation, nekukurumidza kuvhara mhete haigone kusvika panzvimbo yakatarwa, mushure mekushanda, kunaya kwemvura kuunganidza guruva, tsvina, kuisa chisimbiso chepakati kudzvinyirira kwakaderera pane kushanda kwepakati kudzvinyirira uye kusagadzikana kusagadzikana, etc.

 Mhinduro: dehwe mbiya chisimbiso, mhete chisimbiso, screw chisimbiso, pneumatic chisimbiso, hydraulic chisimbiso, centrifugal chisimbiso, kurongedza chisimbiso, labyrinth chisimbiso, mechanical chisimbiso, nezvimwe.

 Mhinduro: 1) zvisimbiso pachayo mhando, 2) maitiro ekushanda maitiro, 3) gungano rekugadzirisa kurongeka, 4) kunyatsogadzirisa, 5) kuisa chisimbiso chekubatsira.

 Mhinduro: mechanical seal inoumbwa ne static ring, inofamba mhete, muripo we buffer mechanism, yekubatsira chisimbiso mhete uye nzira yekufambisa. Chiso chekupedzisira chemhete yakamira uye mhete inofamba inotenderera kune axis yepombi uye inokwana pamwe chete kuti igadzire nzvimbo inotenderera inovharika. Static ring uye gland, zvese zvakaitwa neanobatsira seal ring seal ring pashaft, kutsiva buffering mechanism drive ring pamwe neaxial movement, gara rin'i uye static ring end end face, uye kupfeka kwekuvharisa rin'i yekupedzisira kumeso kuripa.

Mhinduro: 1) kuvharika kwechisimbiso, kubuda kwemakanika zvisimbiso kazhinji 0.01 kusvika 5 ml/h, zvinoenderana nezvinodiwa, ine dhizaini yakasarudzika, kugadzirwa kwema mechanical seal leakage ye 0.01 ml/h chete, uye kunyange idiki, uye chisimbiso chekurongedza. kuvuza kwe3-80 - ml/h (maererano nezvinodiwa nenyika yedu, kana dhayamita yeakisi isiri yakakura kupfuura 50 mm zvinoreva kuyerera kwakaenzana ne3 ml / h, kana dhayamita yeaxle iri 50 mm zvinoreva. kuyerera kwakaenzana ne5 ml / h;

 2) hupenyu hurefu hwayo, kazhinji pamusoro pe8000h;

 3) diki friction simba, chete 20% kusvika 30% yekurongedza chisimbiso;

 4) hapana hukama hwekufamba pakati pe shaft uye shaft sleeve uye zvisimbiso, uye hapana kupesana, uye axial uye axial sleeve ine hupenyu hurefu;

 5) nzvimbo yekuisa chisimbiso chemuchina chisimbiso chiri perpendicular kune pombi axis, uye chisimbiso chinogona kuburitsa kuchinjika chero nguva apo pombi shaft iri kudengenyeka. Naizvozvo, iyo vibration inogona kuramba ichichengetedza yakanaka yekuisa chisimbiso kuita kana iri mune imwe nhanho;

 6) Mechanical chisimbiso pane basa rekuisa chisimbiso chemvura kudzvinyirirwa uye chitubu simba, chengetedza iyo static / dynamic mhete yekuisa chisimbiso pamusoro, uye vimba nesimba rechirimo kubhadharira kupera, saka kana kuendesa kwakakodzera, mukushanda kwepombi kazhinji. hazvidi kuchinja kazhinji, nyore kushandisa, diki kugadzirisa basa rekuita;

 7) inogona kushandiswa mukupisa kwepamusoro, kupisa kwakadzika, kukwira kwepamusoro, kumhanya kwakanyanya uye kusimba kwakasimba;

 8) kugadzirisa matambudziko uye kutsiviwa kwezvikamu hazvina kunaka uye zvinogona kugadziriswa chete mushure mekupaka;

 9) chimiro chakaoma, kurongeka kwegungano kwakakwira, gungano uye kuisirwa kune zvimwe zvinodiwa zvehunyanzvi;

 10) mitengo yepamusoro yekugadzira.

Mhinduro: 1) dhayamita ye axle: pombi mechanical seal trunnion nzvimbo inowanzoita 6-200 - mm, yakakosha 400 mm, dhayamita yeaxle pombi kazhinji mukudiwa kwesimba nekutenderedzwa kana kushandisa collar modulation kuti ienderane neiyo mechanic chisimbiso standard. dhayamita ye axle;

2) kukurumidza: kazhinji, kukurumidza kwepombi kwakafanana, kutenderera kwepombi yakawanda ye centrifugal pombi isingasviki kana yakaenzana ne3000r / min; Iyo pombi yepamusoro ye centrifugal ishoma kudarika kana kuenzana ne 8000r/min, uye pombi yakakosha ishoma pane kana kuenzana ne 4000r/min;

3) avhareji denderedzwa kumhanya kwechisimbiso chepamusoro: iyo denderedzwa mutsara wevheji yeavhareji yedhayamita yenzvimbo yekuisa chisimbiso. Avhareji yelinear velocity yevhavha yekuvharisa yakakura pakudziya uye kupfeka kwenzvimbo yekuisa chisimbiso (iyo friction pair). Kazhinji, kutenderera kwechisimbiso chekubudiswa hakusi kudarika kuenzana ne30m / s; Iko kutenderera kumhanya kweiyo yakaiswa chitubu stationary mechanical chisimbiso isingasviki 100 metres pasekondi. Yakakosha inogona kuva isingasviki kana kuenzana ne150m/s;

4) chiyero chechiso chekumanikidza: iyo yekupedzisira kumeso ndiyo yekubata kumanikidza (MPa) pasi pechisimbiso chepamusoro. Chiso chekupedzisira chechisimbiso chechisimbiso chinofanira kudzorwa mukati mehutano hunonzwisisika, uye kushandiswa kwechisimbiso kuchaderedzwa nepamusoro-soro, uye chivharo chekuisa chisimbiso chichapisa uye chinopfekwa negungano guru. Mechanical chisimbiso chepombi ndiyo inonzwisisika kuguma kwepamusoro chiyero chekumanikidza kukosha: yakavakirwa-mukati mechanicha chisimbiso, kazhinji Pc = 0.3-0.6mpa; Nokuda kwekutakura kwekunze, Pc = 0.15-0.4mpa. Zvirinani lubricity kana wakatarisana nekumanikidza kwakananga kunogona kuwedzerwa zvakakodzera, iyo yakakwira viscosity yemvura firimu inowedzera kupera kutarisana kwakananga kudzvinyirirwa, inowanika Pc = 0.5 -0.7 MPa fluid yepasi inoputika, lubricity inofanira kutora madiki ekupedzisira kutarisana kwakananga kudzvanywa, yakanaka iripo = 0.3-0.3 MPa.

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